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Incheon Airport to Seongsu

Train, bus or taxi — which is best for you, and exactly where to go.

about 1h 25m–1h 30mfrom ₩5,000

Quick answer

Take the train to Hongik Univ., then fifteen stops to Seongsu.

Timeabout 1h 25m–1h 30m

Costabout ₩5,000≈ US$3.8

Transfers1

Heavy luggage or arriving late? See the limousine bus and taxi below.

Book before you land

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🚆 AREX all-stop + Line 2Best valueabout 1h 25m–1h 30m · Cheapest, one transfer. AREX ₩4,650 to Hongik Univ.; the subway part adds a few hundred won.about ₩5,000≈ US$3.8
🚌 Limousine bus 6013about 70–90 min · Stops near Seongsu (Seongsu fire station, E-mart near Ttukseom). Board at Terminal 1 stop 6A-2. Pay by transit card or cash, or buy online.6013 ticket on Klook · about ₩16,800 ↗₩17,000≈ US$13
🚕 Taxiabout 55–70 min · Door to door. See the fare check below.₩59,000–₩65,000≈ US$44.5–49

1
After arrivals, go down to B1 and follow the Airport Railroad signs to the station.
2
Get a T-money card and top it up with cash at the station machine — choose English on the screen. Foreign credit cards can't top up T-money.
3
Take the all-stop train and get off at Hongik Univ. — about 52 minutes. Express trains don’t stop there.
4
Follow the Line 2 (green) signs to the platform toward Sinchon · City Hall. Ride 15 stops to Seongsu.
5
Get off at Seongsu. Exits 3–4 lead to the café streets (Yeonmujang-gil), about 3 minutes on foot.

Google Maps is limited in Korea — Naver Map works fully in English.

1BuyA T-money card at a convenience store or station machine (the card itself costs a few thousand won, no balance).
2Top upWith cash at the station machine or the store counter. Foreign credit cards can’t top up T-money.
3TapTap in and tap out on every subway gate and bus — transfers are discounted.

No cash? Pick up a card with credit already on it — paid by card online.

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Daytime₩59,000–₩65,000≈ US$44.5–49

22–23h · 02–04h~₩71,000≈ US$53.5

23–02h~₩82,000≈ US$62

Deluxe (black)~₩99,000≈ US$74.5

Regular taxi, 70.4 km, about 54–81 min, toll (₩3,200) included. Estimate from Kakao route data — the meter decides.

Check the meter is on when you start.
Use the official taxi stand outside arrivals; ignore anyone offering a ride inside.
No Korean phone number? The k.ride app (by Kakao) takes foreign cards and works in English. Uber also works in Korea.
shows the expected fare before you call a car.

Show this to the driver성수역서울 성동구 · 2호선

eSIM for KoreaData the moment you landKlook eSIM eSIM guide →Airalo ↗

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AREX: Airport Railroad Express — the train between Incheon Airport and Seoul Station. Two kinds: Express (non-stop, reserved seat) and All-stop (cheaper, stops on the way).
Express / All-stop: Express = non-stop to Seoul Station, reserved seat, separate gate. All-stop = cheaper, stops at Hongdae, Gongdeok and more.
T-money: Rechargeable transit card for subway, bus and many taxis. Buy and top up at station machines or convenience stores.
Subway lines: Seoul subway lines have numbers and colors — Line 4 is light blue. Follow the color on the signs.
Transfer (환승): Changing lines inside a station. With a T-money card the transfer is usually included in the distance fare.
Exit numbers: Every station exit has a yellow number; each opens onto a different street. Pick the exit before you go up.
Limousine bus: Airport express bus with luggage space underneath, numbered by route (e.g. 6015 in Seoul, 600 in Jeju).
Kakao T: Korea's main taxi app. It shows the expected fare before you call a car.
Deluxe taxi (모범): Black taxi with a higher fare (base ₩7,000 vs ₩4,800 for regular taxis in Seoul).
Night surcharge: Seoul regular taxis: +20% 22:00–23:00 and 02:00–04:00, +40% 23:00–02:00.